(BLOOMINGTON) - An Anderson man found dead in Lake Monroe over the holiday weekend drowned, the Monroe County Coroner's office said Tuesday.

Monroe County Coroner Nicole Meyer says Matthew Hosier, 29, of Anderson, died of asphyxiation as a result of chocking and then drowning. He died on this 29th birthday, according to his sister Emily Hosier.

"The death is being ruled a homicide," she stated in a news release.

He died on this 29th birthday, according to his sister Emily Hosier.

Investigators with the Department of Natural Resources said there was an altercation at the Fourwinds boat rental dock involving Hosier and Dillon Barrett. At some point during the altercation, Hosier entered the water and never came up.

Now, the Monroe County coroner has ruled his death a homicide. Barrett faces a preliminary charge of involuntary manslaughter. He and two other friends were arrested.